Calcium 2-oxoglutarate is widely used in dietary supplements and medical nutrition due to its role in supporting metabolic processes. It serves as a precursor in the Krebs cycle, aiding in energy production and cellular metabolism. This compound is particularly beneficial in promoting bone health, as it provides both calcium and 2-oxoglutarate, which are essential for bone formation and repair. It is also utilized in sports nutrition to enhance recovery and reduce muscle fatigue by improving energy metabolism. Additionally, it has applications in managing conditions related to calcium deficiency and supporting overall metabolic balance.